CVE-2012-5486 HTTP header injection in Plone and Zope2
Remote attackers can inject arbitrary HTTP headers into Zope applications via linefeed characters, potentially enabling response splitting or cache poisoning.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2012-5486?
CVE-2012-5486 is a medium-severity vulnerability in Plone Plone, published on 30 Sep 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ZPublisher.HTTPRequest._scrubHeader in Zope 2 before 2.13.19, as used in Plone before 4.3 beta 1, allows remote attackers to inject arbitrary HTTP headers via a linefeed (LF) character.
Which versions are affected by CVE-2012-5486?
8 open source packages ship an affected version, including plone, Plone and Zope2. It affects 2 products.
| Package | Affected | Fixed in |
|---|---|---|
plone PyPI | All versions | 4.2.3 |
plone PyPI | From 3.3.2 | 4.2.3 |
plone PyPI | From 4.3a1 | 4.3b1 |
Plone PyPI | From 3.3.2 | 4.2.3 |
Plone PyPI | From 4.3a1 | 4.3b1 |
Zope2 PyPI | All versions | 2.13.19 |
2 more packages
zope2 PyPI | All versions | 2.13.19 |
zope2 PyPI | All versions | 2.13.19 |
Products include Plone Plone, Zope Zope.
How do I fix CVE-2012-5486?
Upgrade plone to a fixed version for your release line: 4.2.3 or 4.3b1.
Is CVE-2012-5486 being exploited?
There is no known exploitation of CVE-2012-5486 in the wild and no public exploit code.
Other vulnerabilities in Plone Plone
Sources
Also known as GHSA-77hv-8796-8ccp, PYSEC-2014-28, PYSEC-2014-73.